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investigation of molecular pathology of retinal detachment

Research Project

Project/Area Number 26861459
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Ophthalmology
Research InstitutionKagoshima University

Principal Investigator

OTSUKA HIROKI  鹿児島大学, 医学部・歯学部附属病院, 医員 (20611817)

Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywords分子生物学 / 網膜剥離 / 網膜色素上皮細胞
Outline of Final Research Achievements

Retinal detachment is severe disease that can lead to loss of vision. Some patients have poor visual acuity by photoreceptor cell death, regardless of successful surgery. Recently, highly polarized RPE cells were grown on TranswellTM filters. We examined the pathophysiological mechanism of RPE and Thrombin using polarized RPE cells. Thrombin did not significantly affect the TER or the expression of tight-junctional proteins in polarized RPE cells, but decreased it in non-polarized RPE cells. Ki-67 positive cells were observed in non-polarized RPE cells but not in polarized RPE cells. Thrombin increases permeability of RPE in non-polarized RPE but not in polarized RPE.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • Research Products

    (16 results)

All 2015 2014

All Journal Article (7 results) (of which Peer Reviewed: 7 results) Presentation (9 results)

  • [Journal Article] 鈍的外傷後に生じた中心性漿液性脈絡網膜症様の漿液性網膜剥離を伴う脈絡膜破裂2015

    • Author(s)
      庭田有里、大塚寛樹、坂本泰二
    • Journal Title

      臨床眼科

      Volume: 69 Pages: 1417-1421

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] AMOUNT OF RESIDUAL SILICONE OIL IN VITREOUS CAVITY IS SIGNIFICANTLY CORRELATED WITH AXIAL LENGTH2015

    • Author(s)
      Shiihara H, Terasaki H, Yoshihara N, Shirasawa M, Otsuka H, Yamashita T, Yamakiri K, Sonoda S, Sakamoto T
    • Journal Title

      Retina

      Volume: 36 Pages: 181-187

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Penetration of bevacizumab and ranibizumab through retinal pigment epithelial layer in vitro2015

    • Author(s)
      Terasaki H, Sakamoto T, Shirasawa M, Yoshihara N, Otsuka H, Sonoda S, Hisatomi T, Ishibashi T
    • Journal Title

      Retina

      Volume: 35 Pages: 1007-1015

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Different Effects of Thrombin on VEGF Secretion, Proliferation, and Permeability in Polarized and Non-polarized Retinal Pigment Epithelial Cells2015

    • Author(s)
      Terasaki H, Shirasawa M, Otsuka H, Yamashita T, Uchino E, Hisatomi T, Sonoda S, Sakamoto T
    • Journal Title

      Curr Eye Res

      Volume: 40 Pages: 936-945

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Retinal Morphological Changes and Concentrations of Cytokines in Eyes with Diabetic Macular Edema.2014

    • Author(s)
      Sonoda S, Sakamoto T, Yamashita T, Shirasawa M, Otsuka T, Sonoda Y.
    • Journal Title

      Retina

      Volume: 34(4) Issue: 4 Pages: 741-748

    • DOI

      10.1097/iae.0b013e3182a48917

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Effect of intravitreal triamcinolone acetonide or bevacizumab on choroidal thickness in eyes with diabetic macular edema2014

    • Author(s)
      Sonoda S, Sakamoto T, Yamashita T, Otsuka H, Shirasawa M, Kakiuchi N, Uchino E, Terasaki H, Kawano H
    • Journal Title

      Invest Ophthalmol Vis Sci

      Volume: 55 Issue: 6 Pages: 3979-3985

    • DOI

      10.1167/iovs.14-14188

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Individualized, spectral domain-optical coherence tomography-guided facedown posturing after macular hole surgery: minimizing treatment burden and maximizing outcome.2014

    • Author(s)
      Yamashita T, Sakamoto T, Yamashita T, Sonoda S, Yamakiri K,Otsuka H, Hisatomi T, Imaki H, Ishibashi T, Dugel PU
    • Journal Title

      Retina

      Volume: 34 Issue: 7 Pages: 1367-1375

    • DOI

      10.1097/iae.0000000000000087

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Presentation] 黄斑剥離を伴う裂孔原性網膜剥離に対する硝子体手術後の残存網膜下液の検討2015

    • Author(s)
      大塚寛樹、坂本泰二
    • Organizer
      第54回網膜硝子体学会
    • Place of Presentation
      東京国際フォーラム(東京都、千代田区)
    • Year and Date
      2015-12-04
    • Related Report
      2015 Annual Research Report
  • [Presentation] 大型黄斑円孔へのinverted internal limiting membrane flap technique手術後の早期ガス下光干渉断層計所見と長期経過2015

    • Author(s)
      山下敏史、大塚寛樹、山切啓太、園田祥三、坂本泰二
    • Organizer
      第119回日本眼科学会総会
    • Place of Presentation
      ロイトン札幌、札幌芸術文化の館(北海道、札幌市)
    • Year and Date
      2015-04-19
    • Related Report
      2015 Annual Research Report
  • [Presentation] 網膜剥離データベースによる現在と16年前の裂孔原性網膜剥離に対する初回手術の比較2015

    • Author(s)
      大塚寛樹、坂本泰二
    • Organizer
      第119回日本眼科学会総会
    • Place of Presentation
      ロイトン札幌、札幌芸術文化の館(北海道、札幌市)
    • Year and Date
      2015-04-16
    • Related Report
      2015 Annual Research Report
  • [Presentation] 極性をもつ網膜色素上皮細胞におけるアフリベルセプトの透過性2015

    • Author(s)
      芳原直哉、寺崎寛人、大塚寛樹、園田祥三、久冨智朗、石橋達朗、坂本泰二
    • Organizer
      第119回日本眼科学会総会
    • Place of Presentation
      ロイトン札幌、札幌芸術文化の館(北海道、札幌市)
    • Year and Date
      2015-04-16
    • Related Report
      2015 Annual Research Report
  • [Presentation] シリコーンオイル抜去術後の残存シリコーンオイルと眼軸長の関係性2015

    • Author(s)
      椎原秀樹、寺崎寛人、芳原直也、大塚寛樹、山下敏史、山切啓太、園田祥三、坂本泰二
    • Organizer
      第119回日本眼科学会総会
    • Place of Presentation
      ロイトン札幌、札幌芸術文化の館(北海道、札幌市)
    • Year and Date
      2015-04-16
    • Related Report
      2015 Annual Research Report
  • [Presentation] 色素上皮裂孔周囲の光凝固が奏功した多発性後極部網膜色素上皮症の1例2014

    • Author(s)
      大塚寛樹、園田祥三、坂本泰二
    • Organizer
      網膜硝子体学会
    • Place of Presentation
      大阪(大阪国際会議場)
    • Year and Date
      2014-11-28 – 2014-11-30
    • Related Report
      2014 Research-status Report
  • [Presentation] RanibizumabあるいはAflibercept硝子体注射後1年間の経過2014

    • Author(s)
      大塚寛樹、白澤誠、吉永和歌子、喜井裕哉、園田祥三、坂本泰二
    • Organizer
      臨床眼科学会
    • Place of Presentation
      神戸(神戸ポートピアホテル)
    • Year and Date
      2014-11-13 – 2014-11-16
    • Related Report
      2014 Research-status Report
  • [Presentation] 黄斑円孔stage1Bに対して硝子体手術を施行した2症例2014

    • Author(s)
      大塚寛樹、山下敏史、坂本泰二
    • Organizer
      九州眼科学会
    • Place of Presentation
      久留米(久留米大学)
    • Year and Date
      2014-06-27 – 2014-06-29
    • Related Report
      2014 Research-status Report
  • [Presentation] A case of intravitreal bevacizumab for choroidal neovascularization secondary to Candida chorioretinitis2014

    • Author(s)
      Hiroki Otsuka, Shozo Sonoda, Narimasa Yoshinaga, Taro Kamisasanuki, Yuya Ki-i, Taiji Sakamoto
    • Organizer
      World Ophthalmology Congress
    • Place of Presentation
      東京(国際フォーラム)
    • Year and Date
      2014-04-02 – 2014-04-06
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2017-05-10  

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